918dede163276d652ee3fc92b2ec93733850b27a31339e6e972536d168990506

Analysis

max time kernel
53s
max time network
63s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
02/07/2024, 17:06

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General

Target
2021fec8feb356edbcea0588a270cb6b_JaffaCakes118.exe
Size 234KB
Sample240702-vmv3qssfja
SHA256 918dede163276d652ee3fc92b2ec93733850b27a31339e6e972536d168990506
MD5 2021fec8feb356edbcea0588a270cb6b
SHA1 2e1ff93fe5da8c89508ff5f1aa44d641e25b6823
SHA512 2598edb08e125bea4016c44385b29c244f24914fdcdc07546c599e3caf68346bd511853ca1422d4ba9019c21c16ccc33201f6495b9c4a22769df1ff33d4d82c2
SSDEEP 3072:yBkfJpRXATwMdFCcM6FbyDiEDlL1UPhrXiTWddkDdvXIYCZ9gn/TOnG7kUeOp+L2:yqjIGQyDid5ryTWdAIRrgrlk++LbH9Et
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

persistence

Malware Config

Signatures

Loads dropped DLL 2 IoCs

pid	Process
2972	2021fec8feb356edbcea0588a270cb6b_JaffaCakes118.exe
2972	2021fec8feb356edbcea0588a270cb6b_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\name = "C:\\Users\\Admin\\AppData\\Roaming\\folder\\file.exe"	2021fec8feb356edbcea0588a270cb6b_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4200	2972	WerFault.exe	80

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2972	2021fec8feb356edbcea0588a270cb6b_JaffaCakes118.exe
2972	2021fec8feb356edbcea0588a270cb6b_JaffaCakes118.exe
2972	2021fec8feb356edbcea0588a270cb6b_JaffaCakes118.exe
2972	2021fec8feb356edbcea0588a270cb6b_JaffaCakes118.exe
2972	2021fec8feb356edbcea0588a270cb6b_JaffaCakes118.exe
2972	2021fec8feb356edbcea0588a270cb6b_JaffaCakes118.exe
2972	2021fec8feb356edbcea0588a270cb6b_JaffaCakes118.exe
2972	2021fec8feb356edbcea0588a270cb6b_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2972 wrote to memory of 3640	2972	2021fec8feb356edbcea0588a270cb6b_JaffaCakes118.exe	81
PID 2972 wrote to memory of 3640	2972	2021fec8feb356edbcea0588a270cb6b_JaffaCakes118.exe	81
PID 2972 wrote to memory of 3640	2972	2021fec8feb356edbcea0588a270cb6b_JaffaCakes118.exe	81

C:\Users\Admin\AppData\Local\Temp\2021fec8feb356edbcea0588a270cb6b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2021fec8feb356edbcea0588a270cb6b_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2972
- C:\Users\Admin\AppData\Local\Temp\2021fec8feb356edbcea0588a270cb6b_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\2021fec8feb356edbcea0588a270cb6b_JaffaCakes118.exe"
  2⤵
  PID:3640
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2972 -s 1004
  2⤵
  - Program crash
  PID:4200

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2972 -ip 2972
1⤵
PID:3044

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

0jxlr2n3sx9a9r.dll

Path C:\Users\Admin\AppData\Local\Temp\0jxlr2n3sx9a9r.dll
Size 13KB
SHA256 238727a5364853abf73decbd56c4c1e3f3906060e802352b547a296e34dd3646
MD5 9ec36c1f7989533c81de064104ea35ab
SHA1 9a9f608e7bf4e4f06e4804f7b132939d3ee5654d
SHA512 bfb31fd814d2069cf529297c9c4ec4b8d6480012ccbc8f0ea013ce750705d953e47f00f6fa625b95c94c1bcde6763612a6055f91a35428eed0f1e16c6b1bb2e7
SSDEEP 192:hRg35IFoT8RdxD2I9fWJDbHifEePOZEyIDcseAFMbUsE80I/uCg:IIbCMedaBQ3sfFMZE806
MD5 SHA1 SHA512 SSDEEP

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System.dll

Path C:\Users\Admin\AppData\Local\Temp\nsd4324.tmp\System.dll
Size 11KB
SHA256 6fcea34c8666b06368379c6c402b5321202c11b00889401c743fb96c516c679e
MD5 fccff8cb7a1067e23fd2e2b63971a8e1
SHA1 30e2a9e137c1223a78a0f7b0bf96a1c361976d91
SHA512 f4335e84e6f8d70e462a22f1c93d2998673a7616c868177cac3e8784a3be1d7d0bb96f2583fa0ed82f4f2b6b8f5d9b33521c279a42e055d80a94b4f3f1791e0c
SSDEEP 192:xPtkiQJr7V9r3HcU17S8g1w5xzWxy6j2V7i77blbTc4v:g7VpNo8gmOyRsVc4
MD5 SHA1 SHA512 SSDEEP

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memory/2972-10-0x00000000745A0000-0x00000000745A8000-memory.dmp

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memory/2972-12-0x00000000745A0000-0x00000000745A8000-memory.dmp

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